Polonium
Symbol:
Po
Atomic Number: 84
Atomic Weight: 209 (most stable)
Boiling Point: ??? K
Melting Point: 527 K
Density at 300K: 9.3 g/cm
3
Covalent radius: 1.53
Atomic radius: 1.53
Atomic
volume: 22.70 cm
3/mol
First
ionization potental: 8.42 V
Specific heat capacity: ??? Jg
-1K
-1
Thermal conductivity: 20 Wm
-1K
-1
Electrical conductivity: 0.7*10
6Ω
-1m
-1
Heat of fusion: 13 kJ/mol
Heat of vaporization: 120 kJ/mol
Electronegativity: 2.0 (Pauling's)